If you have lumps go to the doctor. There are many causes for these, but only a doctor can determine if there is a problem.
If by vector you mean the organism which causes it, there is none. Cystic fibrosis is a genetic condition.
cystic fibrosis
If the blood it to rich in RBC is has the possibility to form lumps or there is more fibrinogen in the blood.
Cystic fibrosis is an autosomal recessive genetic disease.
it causes unusually thick mucus in the pancreas
Cystic Fibrosis
No
A medical physician can run a test known as the chloride sweat test that can be used to help diagnose cystic fibrosis. Cystic Fibrosis is a systemic disease that primarily affects the lungs and causes thick mucous secretions to build up in the airway and therefore causes breathing problems.
Neuromuscular disease
Swollen lumps in the armpits can be an indication of lymphatic disorders and there are a great many causes. Go see a doctor.
Cystic fibrosis